ViewSonic's VA2231wm-LED 22" widescreen monitor offers Full HD 1920 x 1080 resolution, 5ms response time and 10,000,000:1 MEGA dynamic contrast ratio, all wrapped in a sleek finish. With an automatic aspect ratio adjustment - when your input is a 4:3 signal, images won't be stretched, instead they will be positioned in the middle of the screen with side bars. This mercury free LED uses up to 30% less power compared to a regular monitor and is ENERGY STAR certified. Digital and analog inputs make this LED ideal for either the home or office.